Remove task.doFirst to make Android variant run on Gradle Configure, not Gradle Execute (#609)

Author: bwindsor

android/dotenv.gradle

@@ -80,16 +80,14 @@ tasks.whenTaskAdded { task ->
     if (project.hasProperty("envConfigFiles")) {
         project.envConfigFiles.each { envConfigName, envConfigFile ->
             if (task.name.toLowerCase() == "generate"+envConfigName+"buildconfig") {
-                task.doFirst() {
-                    android.applicationVariants.all { variant ->
-                        def variantConfigString = variant.getName()
-                        if (envConfigName.contains(variantConfigString.toLowerCase())) {
-                            loadDotEnv(envConfigName)
-                            project.env.each { k, v ->
-                                def escaped = v.replaceAll("%","\\\\u0025")
-                                variant.buildConfigField "String", k, "\"$v\""
-                                variant.resValue "string", k, "\"$escaped\""
-                            }
+                android.applicationVariants.all { variant ->
+                    def variantConfigString = variant.getName()
+                    if (envConfigName.contains(variantConfigString.toLowerCase())) {
+                        loadDotEnv(envConfigName)
+                        project.env.each { k, v ->
+                            def escaped = v.replaceAll("%","\\\\u0025")
+                            variant.buildConfigField "String", k, "\"$v\""
+                            variant.resValue "string", k, "\"$escaped\""
                         }
                     }
                 }